Maceda, W. (1962). Trends in teaching biology in high school. IN Maceda, Wilfrido [column]. Education Quarterly.
Citace podle Chicago (17th ed.)Maceda, Wilfrido. "Trends in Teaching Biology in High School. IN Maceda, Wilfrido [column]." Education Quarterly 1962.
Citace podle MLA (9th ed.)Maceda, Wilfrido. "Trends in Teaching Biology in High School. IN Maceda, Wilfrido [column]." Education Quarterly, 1962.
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